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-4x=2.20
We move all terms to the left:
-4x-(2.20)=0
We add all the numbers together, and all the variables
-4x-(2.2)=0
We add all the numbers together, and all the variables
-4x-2.2=0
We move all terms containing x to the left, all other terms to the right
-4x=2.2
x=2.2/-4
x=-1/1.81818181818
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